There may or not be 1950s60s vintage russian made replacements a russian tube marked as being a 6z4p in cyrillic letters is a high frequency, short characteristic pentode. Secondly, if it is used in a tube tester, the filament current can also become an important influence on the testers calibration. Rectifier tubes having only one plate and one cathode, such as the 35w4, are called halfwave rectifiers. All tubes new, military equipment and have otk mark. I usually tend to use 5u4gbs as the rectifier when needing a high current tube rectifier and account for the larger voltage drop with the correct transformer however the 5ar4gz34 is a good tube as well. The 83 is a mercury vapor rectifier with a very low internal voltage drop between the cathode and plates. A 5u4g rectifier is used so that the power supply will have plenty of pep to run the amp. A solid state copper encased wx5 rectifier tube from weber copper cap rectifiers for about 25 bucks. Westinghouse vintage electronics manuals for sale ebay. I am trying to put together a tube code name conversion table to our site. In addition to diodes, they contain a resistor to mimic the voltage drop in a typical tube, plus linear inrush currentlimiting circuitry to simulate warmup time of a vacuum tube, except it lasts 1 to 2 seconds rather than the 7 to 9 seconds of a typical rectifier tube. If 6x4 is a dual rectifier why would somebody put two of them in ps instead of one. Russian tube 5c3s is a quality equivalent of the 5u4g.
The 5ar4 and gz34 is an indirectly heated cathode tube. Included in the group are five miniature types especially recom mended as a combination for kit use in acdc receivers. The 5y3gt rectifier filament is powered by a separate 5v ac winding on the power. They produce a similar voltage drop to 5u4 rectifiers but require only 2 amps of heaterfilament current from the power transformer as opposed to 3 amps for a 5u4. Vacuum tube 6x5g, rectifier, full wave the 6x5g is an indirectly heated fullwave rectifiers for use in equipment where the current drain does not exceed 70 ma. Rca 6x5gt tc tubes specializing in vintage vacuum tubes. Hello, i am currently using a 2005 cary audio sli 80 signature integrated amp. Yup, if you look in and it has that weird tinfoil napkin getter, than you know you have a craptacular tube. If im not sure, sometimes i will check using the eico625 1178 data booklet found on bamaedebris. This 1960s made tube developed for rugged video application has been found in quantity by upscale audio, in upland, ca. The group of nine new rca miniature tubes described in this booklet are intended to meet peacetime needs for the compact design of broadcast receivers frequency modulated or amplitude modu lated and television receivers. Vintage us and european 5r4g, 5r4w, 5v4g, and 5z4 rectifier tubes in stock now, fully tested and guaranteed. Well, its hard to explain, but some tubes have a beautiful color, especially in dark room. This tube especially the earlier shouldertype g versions has a bad reputation for unexpectedly shorting out and taking power transformers along with it.
The 6c33 russian tube is another that has no western or chinese sub. Personally i find the outer big octal rectifiers mostly wanting either because of ratings, price, or availability. With the introduction of semiconductor electronics, vacuum tube rectifiers became obsolete, except for some enthusiasts of vacuum tube audio equipment. This rca 6x5gt rectifier tube has black and silver plates and a bottom d getter. I was amazed at the meaningful sound improvement a different rectifier tube type can have on my amp.
My original print mailed directly from heathkit of the it 1979 booklet is, unfortunately, also difficult to tell bolded from regular print. This message is for those new to the vintage radio field and those unfamiliar with the 6x5g and 6x5gt rectifier. Since every portion of a typical linear power supply in a vacuum tube amplifier is coupled in part to the output, changes in any component in a power supply can often radically effect the resultant sound rectifier tubes, power transformers, resistors, capacitors, and inductors all can and do effect the sound. Tc tubes and audio repair repair services include tube and solid state gear, turn table setup, and tube testing in twin cities metro area. Tube 6x5 or rohre 6x5 id39, fullwave vacuum rectifier, octal int. Raytheon rk 65 rk 65 5 d 23 transmitting tube data booklet. This makes them good substitutes for the other rectifier types when different output voltage is desired. How can one tell whether a tube is a dual rectifier.
The better subs are solid state, with a resistor to take the place of the filament. The 6x5g is an indirectly heated fullwave rectifiers for use in equipment where the current drain does not exceed 70 ma. The 6x5 a problematic tube canadian vintage radio society. The 5y3 is a mediumpower directly heated fullwave rectifier vacuum tube introduced by rca in 1935. I highly recommend this to anyone who has one or two 6x5 tubes in there radio. If you are replacing a 5ar4 let the tubes warm up a little before applying signal.
Get the best deals on westinghouse vintage electronics manuals when you shop the largest online selection at. Or if the tube spec states fullwave recitifier it means it is also a dual rectifier. Versions that should work interchangably are the 6c33b, 6c33c, and the 6c18c, but check with your equipment dealer first. Vacuum tube 6x5g, rectifier, full wave ce distribution. The 80 rectifier tubes is intended for radios or small amplifiers. Uk vintage radio repair and restoration discussion forum. Rectifier tubes rectub5u45ar triode usa tube amp kits. The red print on the glass or base has the rca logo. The chinese 6p1 and the russian equivalent 6p1p also have no western equal. This is a 7 tube 20 watt amplifier that must be used in conjunction with a pre amplifier having volume an tone controls.
I had been using a new electro harmonix 5u4 rectifier tube, but recently was able to try out a new sovtek 5ar4. Nos rectifier tubes, on average also tend to be closer to blueprint specs for the amp requirements than new production tubes and well as having much more longevity. Tv eht rectifiers part 1 wireless world november, 1958. The heater load from most tubes will only cause the the fuse light to be dimly lit unless you are testing tubes with 23a heaters. Great savings free delivery collection on many items. This rectifier tube with the 5d base pinout is only found in the 6z4 and the 846z4, no other tube types are dropin replacements. Please see the substitutes at the top of the page for more details. Tube 0z4 or rohre 0z4 id4085, fullwave coldcathoderectifier, octal int. In the realm of miniature tubes i have settled almost exclusively on the 6ca4. We do not know these differences as the 3bs2b tube data is not available. Substitutes are given as a guide only please refer to original manufacturers data sheets to ensure that a substitute is safe and appropriate for your application. There is no metal tube 6ax5, see under 6ax5gt text in other languages may differ tube prices. Buy 1950s television radio collectables and get the best deals at the lowest prices on ebay. With almost datasheets and the visitor counter indicates over 4000.
Make offer westinghouse hints on electrical maintenance tables and formulae booklet 1950s. Can any of you let me know if there is a mistake or omission, particularly for the russian tube code. Mullard valves and television picture tubes data booklet. Before the development of silicon semiconductor rectifiers, vacuum tube thermionic diodes and copper oxide or seleniumbased metal rectifier stacks were used. Welcome to the tube data sheet locator, a popular web resource for finding data on vacuum tubes. Vintage original 1959 westinghouse vacuum tube data receiving guide chart. Solid state rectifier direct plugin replacement for 5ar4, 5u4 and 5y3 rectifier tubes in amplifiers with center tapped secondary power transformer. This is a list of vacuum tubes or thermionic valves, and lowpressure gasfilled tubes. The tube is manufactured by the nevz, novosibirsk, russia. If you have never used this facility before, click the help link. Tube 6ax5 or rohre 6ax5 id18669, fullwave vacuum rectifier, and shown.
The rectifier is indeed an essential block that helps create the sound of an amplifier. Makes it easy to change between tube and solid state rectification. It has found wide use in tube radios and early guitar amplifiers of the fender champ type. Gold star picture tubes advert radio valve data 8th edition, wireless world 1966.
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